9. In which type of steering gear box variable steering ration is achieved?
A. worm and roller steering gear  
B. worm and nut steering gear  
C. worm and sector steering gear  
D. rack and pinion steering gear

10. The angle between centre line of king pin and a vertical line from centre point of tyre is called
A. camber angle  
B. caster angle  
C. toe out angle on turns 
D. kingpin inclination

11. Excessive king pin bush wear will effect
A. caster  
B. camber   
C. toe-in  
D. toe-out

12. In general, in all vehicles, parking or hand breakes are of
A. hydraulic type 
B. mechanical type 
C. vacuum operated 
D. air operated

13. In old model vehicles, mechanical breakes were used for stopping
A. all four wheels  
B. only rear wheels 
C. only front wheels  
D. rotation of propellershaft only

14. parkingbreakes are generally operated by
A. hand lever operation  
B. brake pedal operation  
C. electrical switch control operation
D. none of the above

15.The pressure of fluid in hydraulic brake system is governed by
A. boyles law  
B. Charles law  
C. pascalslaw 
D. none of the above laws

16. The fluid pressure in master cylinder depends on
A. master cylinder piston area 
B. wheel cylinder piston area
C. pipe line dia 
D. fluid viscosity